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Table 3 IGF-/PTEN/Akt and Ras/Raf/MAP pathway A subset of genes related to Igf/PTEN pathway that are expressed in undifferentiated ES cells is shown. Note that the overall pattern of expression suggest that this pathway is active in undifferentiated ES cells.

From: MPSS profiling of human embryonic stem cells

Tpm ES

Tpm EB

Unigene ID

Locus ID

Description

14

32

Hs.239176

3480

IGF-1 receptor

N.D.

N.D.

Hs.390242

3667

IRS-1

0

0

Hs.253309

5728

PTEN

N.D.

N.D.

Hs.32942

5294

PI3K

11

8

Hs.433611

5163

PDK1

0

15

Hs.92261

5164

PDK2

N.D.

N.D.

Hs.6196

3611

ILK

75

157

Hs.368861

207

AKT1

15

82

Hs.170133

2308

FKHR (FoxO1A)

78

54

Hs.14845

2309

FKHRL1 (FoxO3A)

15

88

Hs.282359

2932

GSK3beta

39

14

Hs.238990

1027

p27

280

240

Hs.371468

595

Cyclin D1

0

594

Hs.370771

1026

p21

1

10

Hs.329502

842

Caspase 9

0

39

Hs.76366

572

Bad

98

193

Hs.260523

4893

N-Ras

2

0

Hs.37003

3265

H-Ras

35

128

Hs.257266

5894

Raf1

N.D.

N.D.

Hs.132311

5604

MEK1

128

218

Hs.366546

5606

MEK2

37

75

Hs.324473

5594

ERK (p42 MAPK)